Imagine a lot of HLM places in a host file, and you need select one by one to change de Master ID.
I think will be more efficient if you could change this by "ID Manager" tool or better by Schedule.
Thanks in advanced,
Archicad 21 ESP
Archicad 25 SPA v6000
i9 9900K/32 Gb DDR4/1TB SSD/10GBPS Lan/Windows 10 PRO